Question

2
About two thousand silkworms give a yield of about kg ol silk
During their life-cycle, the worms spin cocoons of silk ibres.
Silk libres from cocoons are taken out and reoled into silk threads.
There are several health hazards associated with sericulture, respiratory problems and skin infections being
the major ones.
Sorters in the wool industry get infected by a bacterium, called Anthrax, which causes a fatal disease calle
Sorter's disease
EXERCISES

2. The silkworm is :
(a) caterpillar
(b) larva
(c) pupa
(d) both (a) and (b)
3. A lot of feeding is required at the
(a) silkworm stage
(b) cocoon stage
(e) adult stage
(a) egg stage
4. Wool is graded according to its
(a) length
(b) texture
(c) dyeing capacity (d) all of these
​

Answer 1

Answer:

2. (a) Caterpillar

3.(a)silk worm stage

4.(d)all of these

Answer 2

Explanation:

• caterpillar (a)
• silk worm stage (a)
• all of these (d)
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